[disinfo ed.’s note: this was first published on April 21, 2009. We have republished it in the midst of the current debate regarding mass murder, gun control, conspiracies and more regarding the Aurora, Colorado shooting incident, in the hope that it can provide some perspective.]

Russ Kick writes in Everything You Know Is Wrong: The mass shooting at Columbine High School in Littleton, Colorado still stands as the most infamous school shooting in US history. It remains seared into the public psyche as the archetypal school shooting.

Despite the controversies it triggered (provoking arguments about guns, Marilyn Manson, bullying, and parental responsibility, among many other topics) and the subsequent incidents and near-incidents it inspired, many unanswered questions swirl around the events of April 20, 1999.